1. The scheme is a transition between the box girder with vertical piers and the true arch. 该结构是具有垂直墩的箱梁桥钢与真正的拱桥之间的一种过渡形式。
2. Appropriate calculations are important for girder bridges under the action of horizontal loads in engineering. 在水平荷载作用下，梁式桥的合理计算在工程中具有较大的意义。
3. Colligation point of girder should ensure stability of assembly, otherwise, temporary fixation should be carried out before assembly. 钢梁的绑扎点要保证钢梁的吊装稳定性，否则就需在吊装前进行临时加固。
英英解释
n.
1. a beam made usually of steel; a main support in a structure
